Unit 1 Number Puzzle

12345678910111213141516171819
Across
  1. 1. Ninety-five thousand,six hundred and twenty-one
  2. 6. 30,000,000+7,000,000+700,000+70,000+7,000+700+70+7
  3. 8. 66+66
  4. 9. 43+42
  5. 10. 991+30
  6. 11. 369,234 rounded to the nearest ten thousand
  7. 12. 8,000,000+300,000+50,000+2,000+600+90+3
  8. 14. 9,462,397+9,462,397
  9. 17. 499,999-365,239
  10. 19. 7,000,000+300,000+20,000+6,000+900+20+3
Down
  1. 2. 100,000+30,000+4,000+700+60+1
  2. 3. 11,111,112+22,222,232
  3. 4. 46,523 rounded to the nearest thousand
  4. 5. 4,000,000+200,000+50,000+2,000+300+60+1
  5. 7. 43,267+38,956
  6. 8. 10,256 rounded to the nearest hundred
  7. 13. 9,000,000+900,000+90,000+9,000+900+90+9
  8. 15. 899+51
  9. 16. 50-51
  10. 18. 1,000,000+400,000+50,000+3,000+200+70+8